NASDAQ Press Release
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NASDAQ Press Release

THE NASDAQ STOCK MARKET ANNOUNCES OPEN SHORT INTEREST POSITIONS IN NASDAQ STOCKS FOR SEPTEMBER 2006

New York, NY, September 26, 2006 —As of mid-September, short interest in 2,730 NASDAQ Global MarketSM securities totaled 7,209,431,128 shares compared with 7,112,973,390 shares in 2,718 Global Market issues for the month of August.

The September short interest represents 4.39 days average daily NASDAQ Global Market share volume for the reporting period, compared with 3.72 days in August. Short interest in 564 securities on The NASDAQ Capital MarketSM totaled 144,343,205 shares for September, compared with 155,133,038 shares in 568 securities for the month of August. This represents 3.33 days average daily volume, compared with last month's figure of 3.06.

In summary, short interest in all 3,294 NASDAQ® securities totaled 7,353,774,333 shares for September, compared with 3,286 issues and 7,268,106,428 shares in August. This is 4.36 days average daily volume, compared with last month's average of 3.70 days.

The open short-interest positions reported for each NASDAQ security reflect the total number of shares sold short by all broker/dealers regardless of their exchange affiliations. A short sale is generally understood to mean the sale of a security that the seller does not own or any sale that is consummated by the delivery of a security borrowed by or for the account of the seller.

The monthly NASDAQ short-interest figures are current as of the 14th of the month and are released to the media after the market close on the seventh business day following that date. The figures this month include all short-interest positions reported from August 10, 2006 through September 12, 2006 and settled as of September 15, 2006.

The total NASDAQ short positions for the preceding 12 months and current month follow:

Settlement DateTotal Short InterestNumber of
Securities
September 15, 2005
5,811,842,4323,337
October 14, 2005
5,944,351,6143,316
November 15, 2005
5,913,634,8423,302
December 15, 2005
5,882,483,9983,311
January 13, 2006
5,885,355,9703,312
February 15, 2006
5,801,377,9703,305
March 15, 2006
6,198,926,8153,295
April 13, 2006
6,286,025,8843,282
May 15, 2006
6,451,337,3953,301
June 15, 2006
7,188,384,5933,299
July 14, 2006
7,139,899,2943,300
August 15, 2006
7,268,106,4283,286
September 15, 2006
7,353,774,333 3,294

For more information on NASDAQ Short-Interest positions, including publication dates, visit www.nasdaqtrader.com/asp/short_interest.asp.

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Media Contacts:
Wayne Lee, NASDAQ
301.978.4875